stenza

fix missing apostrophe

Feature: is there a way to play sound on animation

3

There is this free (= [Creative Commons 0](https://creativecommons.org/publicdomain/zero/1.0/) licensed) sound: https://freesound.org/people/ngruber/sounds/261244/ Would be easy to get one flip or a group of flip sounds from this file. Is there a...

_I don't have any experience in solar calculations_ It seems the _getSunPosition()_ function is wrong. I did the same calculation with this library and a bit more complex [sun-position-spa-php](https://github.com/abbadon1334/sun-position-spa-php) and...